2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-en dioic acid diethyl ester

Base Information

Chemical Name:2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-en dioic acid diethyl ester
CAS No.:1428258-51-8
Molecular Formula:C₂₆H₂₄N₄O₆
Molecular Weight:488.5
Hs Code.:

Synonyms:2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-en dioic acid diethyl ester

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-en dioic acid diethyl ester

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Technology Process of 2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-en dioic acid diethyl ester

There total 2 articles about 2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-en dioic acid diethyl ester which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 73.0%

: 762-21-0
acetylenedicarboxylic acid diethyl ester

: 15236-63-2
4,6-bis-phenylazo-resorcinol

: 1428258-51-8
2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-en dioic acid diethyl ester

Guidance literature:: With triphenylphosphine; In chloroform; at -5 ℃; for 16.1667h; Reflux;
DOI:10.1002/jccs.201200170

Reference yield:

: 108-46-3
recorcinol

: 1428258-51-8
2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-en dioic acid diethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1.1: sodium nitrite; hydrogenchloride / water / 5 °C

1.2: 1 h / 5 °C

2.1: triphenylphosphine / chloroform / 16.17 h / -5 °C / Reflux

With hydrogenchloride; triphenylphosphine; sodium nitrite; In chloroform; water;
DOI:10.1002/jccs.201200170